NL50144C - - Google Patents

Info

Publication number: NL50144C
Authority: NL; Netherlands

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1937-04-21

Publication of NL50144C publication Critical patent/NL50144C/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/12—Electrically-operated arrangements for indicating correct tuning
- H03J3/14—Visual indication, e.g. magic eye

NL50144D 1937-04-21 NL50144C (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US138108A US2135571A (en)	1937-04-21	1937-04-21	Electron ray tube indicator circuit

Publications (1)

Publication Number	Publication Date
NL50144C true NL50144C (de)

Family

ID=22480461

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL50144D NL50144C (de)	1937-04-21

Country Status (6)

Country	Link
US (1)	US2135571A (de)
CH (1)	CH206046A (de)
DE (1)	DE691718C (de)
FR (1)	FR836564A (de)
GB (1)	GB513859A (de)
NL (1)	NL50144C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE468765A (de) *	1945-10-29
US2604531A (en) *	1946-12-21	1952-07-22	Wurlitzer Co	Impulse remote control system

0
- NL NL50144D patent/NL50144C/xx active
1937
- 1937-04-21 US US138108A patent/US2135571A/en not_active Expired - Lifetime
1938
- 1938-04-13 FR FR836564D patent/FR836564A/fr not_active Expired
- 1938-04-19 CH CH206046D patent/CH206046A/de unknown
- 1938-04-21 GB GB11938/38A patent/GB513859A/en not_active Expired
- 1938-04-22 DE DE1938R0102130 patent/DE691718C/de not_active Expired

Also Published As

Publication number	Publication date
US2135571A (en)	1938-11-08
GB513859A (en)	1939-10-24
DE691718C (de)	1940-06-04
FR836564A (fr)	1939-01-20
CH206046A (de)	1939-07-15

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